Re: [GtkGLExt] Problem with shared lists

[Carlos Pereira <jose carlos pereira ist utl pt>]

Hi Braden,
Thank you for answering!

I will prepare a test case and I will fill a bug report, then I will 
report again to this list.

Cheers,
Carlos
> On Mon, 2010-02-22 at 15:15 +0000, Carlos Pereira wrote: 
>   
> > Definitely it seems that when a GLContext (for a given drawing area) is 
> > removed, shared pre-compiled OpenGL lists already made are no longer 
> > available for new GLContexts (new drawing areas), though they still work 
> > in old GLContexts. This problem did not exist with GTKGLArea, I just 
> > confirmed with some old code. Clearly this is a GtkGLExt-specific issue, 
> > either I am not using GtkGLExt correctly or there is a bug in GtkGLExt.
> >
> > This problem should affect any app supporting multiple, independent, top 
> > windows, each one with a GL area (windows can be created and removed, as 
> > long as at least one window exists at any given moment, not necessarily 
> > the first window, created when the app started).
> >
> > Can someone help me on this? shall I copy the GLContext of a top window 
> > (where the shared lists information is kept) before it is removed? to where?
> >     
>
> Please file a bug on this at bugzilla.gnome.org.  It would help a lot
> with tracking this down if you could provide a reduced test case that
> demonstrates the problem.
>
>